Refrigerator
US10634418B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 7, 2017 |
| Grant date | Apr 28, 2020 |
| Priority date | — |
| Expiry date | Jan 8, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D2500/02
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
Disclosed herein is a refrigerator which includes a rear duct including a first guide passage configured to guide cold air generated in an evaporator and a cooling discharge port through which the cold air is discharged from the first guide passage to the inside of a storage compartment to cool the storage compartment, an upper duct including a second guide passage coupled with the first guide passage and an air curtain discharge port through which the cold air is discharged from the second guide passage to a front opening of the storage compartment to form an air curtain at the front opening of the storage compartment, and a blade to close or open the air curtain discharge port and which may form an effective air curtain with a simple structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.